@media only screen and (max-width: 750px) {
  /*html {*/
  /*  width: 100%;*/
  /*}*/
  /*body {*/
  /*  width: 100%;*/
  /*}*/
  .pc {
    display: none !important;
  }
  /*.nav {*/
  /*  width: 100%;*/
  /*  position: relative;*/
  /*  height: 64px;*/
  /*}*/
  .mobile {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 64px;
    z-index: 1024;
    background-color: #ffffff;
    touch-action: auto !important;
  }
  .mobile .m-box {
    display: flex;
    justify-content: space-between;
    margin: 14px;
  }
  .m-box .box_left {
    display: flex;
    align-items: center;
  }
  .m-box .box_left .logo {
    width: 36px;
    height: 36px;
    margin-right: 12px;
  }
  .m-box .box_left h1 {
    font-size: 20px;
    font-weight: 500;
    line-height: 36px;
  }
  .m-box .box_right {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .box_right .help {
    width: 21px;
    height: 17px;
    margin-right: 24px;
  }
  .box_right .call {
    width: 24px;
    padding-top: 1px;
    margin-right: 24px;
  }
  .box_right .more {
    width: 24px;
  }

  .homeBg {
    display: none !important;
  }
  .mhomeBg {
    position: relative;
    width: 100%;
    min-height: 544px;
    top: 64px;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: 50%;
    background-image: url("../img/m_bg.png");
  }
  .home_center {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .center_rx .rx_title {
    display: flex;
    justify-content: center;
  }
  .rx_title .title {
    font-size: 19px;
    height: 80px;
    line-height: 80px;
  }
  .center_rx .rx_title .title::before {
    content: "";
    display: inline-block;
    width: 79px;
    height: 18px;
    background-image: url("../img/title_left.png");
    background-size: cover;
    margin-right: 24px;
  }
  .center_rx .rx_title .title::after {
    content: "";
    display: inline-block;
    width: 79px;
    height: 18px;
    background-image: url("../img/title_right.png");
    background-size: cover;
    margin-left: 24px;
  }
  .rx_bottom .rx_left {
    display: none;
  }
  .rx_bottom .rx_right {
    display: none;
  }
  .rx_bottom .rx_right_m {
    text-align: left;
    padding: 0 16px;
  }
  .rx_bottom .rx_right_m .rx_content {
    box-shadow: 0 -2px 5px 0 hsla(0, 0%, 85.9%, 0.5);
    border-radius: 8px;
    margin-bottom: 24px;
  }
  .rx_bottom .rx_right_m .rx_content .rx-title {
    padding: 20px 16px 16px 16px;
  }
  .rx_bottom .rx_right_m .rx_content .rx-title h2 {
    font-size: 18px;
    color: #333;
    margin-bottom: 16px;
  }
  .rx_bottom .rx_right_m .rx_content .rx-title p {
    font-size: 14px;
    line-height: 24px;
    color: #606982;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
  }
  .rx_content img {
    width: 100%;
    height: 165px;
  }

  .center_product .product_title {
    display: flex;
    justify-content: center;
  }
  .product_title .title {
    font-size: 19px;
    height: 80px;
    line-height: 80px;
  }
  .product_title .title::before {
    content: "";
    display: inline-block;
    width: 79px;
    height: 18px;
    background-image: url("../img/title_left.png");
    background-size: cover;
    margin-right: 24px;
  }
  .product_title .title::after {
    content: "";
    display: inline-block;
    width: 79px;
    height: 18px;
    background-image: url("../img/title_right.png");
    background-size: cover;
    margin-left: 24px;
  }
  .product_content {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
  }
  .product_content .item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 230px;
    height: 160px;
    border-radius: 4px;
    margin-bottom: 30px;
  }
  .product_content .item img {
    width: 39px;
    height: 36px;
  }
  .product_content .item span {
    color: #333;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 10px;
    margin-top: 12px;
  }
  .product_content .item p {
    color: #606982;
    line-height: 16px;
    margin: 0 10px;
    font-size: 12px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
  }

  .center_design {
    display: none;
  }

  .center_case .case_title {
    display: flex;
    justify-content: center;
  }
  .case_title .title {
    font-size: 19px;
    height: 80px;
    line-height: 80px;
  }
  .case_title .title::before {
    content: "";
    display: inline-block;
    width: 79px;
    height: 18px;
    background-image: url("../img/title_left.png");
    background-size: cover;
    margin-right: 24px;
  }
  .case_title .title::after {
    content: "";
    display: inline-block;
    width: 79px;
    height: 18px;
    background-image: url("../img/title_right.png");
    background-size: cover;
    margin-left: 24px;
  }
  .case_content {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }
  .case_content .school {
    background-color: #fff;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 0 24px 0 rgba(24, 144, 255, 0.1);
    text-align: center;
    margin-bottom: 24px;
  }
  .case_content .school .imgClass img {
    width: 100%;
    height: 219px;
  }
  .case_content .school span {
    display: block;
    color: #333;
    line-height: 25px;
    margin: 24px 0;
    font-size: 18px;
    font-weight: 500;
  }
  .entrance {
    display: none;
  }
  .footer_box {
    width: 100%;
    height: 170px;
    min-width: 0;
    margin-top: 0;
    padding: 16px;
    background-color: #1b2337;
    display: flex;
    justify-content: center;
    border: 1px solid #1b2337;
  }
  .footer_box .banner {
    display: none !important;
  }
  .footer_box .phone {
    width: 100%;
    height: 100%;
    line-height: 25px;
  }
  .footer_box .phone h3 {
    font-size: 14px;
    color: #1890ff;
  }
  .footer_box .phone p {
    font-size: 12px;
    color: hsla(0, 0%, 100%, 0.3);
  }
}
